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LunarAnd Solar Eclipses

http://solarsystem.nasa.gov/multimedia/gallery/Earth_Moon.jpg

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Preliminary TopicsFacts about moon:

• The Moon orbits the Earth

• The Moon doesn’t shine on its own; it reflects sunlight

• The other name of moon is lunar

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Eclipses

• The Sun and Moon occasionally line up so that we have an eclipse.

• Eclipse means when one object hide another.

• its very dangerous to look at the sun in case of eclipse, why???

because the harmful radiation can damage eye tissues and led to blindness.

4When the Earth’s shadow covers the Moon, we have a lunar eclipse

5Images from Fred Espenakhttp://www.mreclipse.com/LEphoto/LEgallery1/LEgallery1.html

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Solar Eclipses• When the Moon’s shadow covers part of the

Earth

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Photo of a Total Eclipse

http://sunearthday.nasa.gov/2006/multimedia/gal_008.php

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Photos of an partial Eclipse

http://sunearthday.nasa.gov/2006/multimedia/gal_010.php; photos taken by Fred Espenak

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Tides

• The Moon’s gravity acts on the Earth. – It pulls the most on the part of Earth closest, which

raises the atmosphere and the oceans

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Tides and the Moon